168 CERAMBYCID.T. 



Genus IBIDIONIDUM. 



Ibidionidum, Gahan, Ann. Mus. Civ. Genova, xxxiv, p. 1-4 (1894). 



Type, I. corhetti, Galian. 



Bamje. That ot" the type species. 



Head strongly exserted ; front obliquely sloped, separated from 

 the clypeus by a transverse groove ; eyes prominent, coarsely 

 facetted, emarginate. Antennae a little longer than the body in 

 both sexes ; first joint curved, gradually thickened towards the 

 apex : third a little more than twice as long as the second and 

 slightly shorter than the fourth ; fifth to tenth subequal. each 

 much longer than the fourth. Prothorax elongate subcylindrical, 

 with a conical tubercle at the middle of each side ; constricted 

 at the base, slightly also in front of the lateral ^ tubercles. 

 Elytra a little more than twice as long as the prothorax, gradually 

 narrowed posteriorly and rounded at the apex. Legs moderately 

 long ; the femora somewhat abruptly clavate, pedunculate at the 

 base. Abdomen much narrowed towards the apex ; first segment 

 in the S as long as the next four united ; first segment in the ? 

 a little longer than the second, and the second as long as the 

 succeeding segments united. 



182. Ibidionidum COrbetti, Gahun, Ann. Mus. Civ. Genova, xxxiv 

 p. 15, pi. l,fig. y (I894j. 



Testaceous red, nitid, with the elytra of a ])aler, somewhat 



yellowish colour ; the head, prothorax, 



legs and antenna? sparsely furnished 



\^■ith rather long erect hairs. Prothorax 



twice as long as its width across the 



base ; slightly raised and curved in front, 



feebly bi-nodose on the disc. Elytra 



distinctlj^ and not very densely punctate, 



the punctures setigerous and arranged 



in rows, which extend from the base 



almost to the apex. Intercoxal process 



Fig. m.-Vndlonidum ^^ prosternum extending some distance 



corbeiti, Galmn. X ?. beyond the coxa3 behind and dilated so 



as to meet the epimera, which are 



correspondingly broad behind the coxte. First joint of hind tarsi 



nearlv as long as the second and third united. The joints of the 



antenna} from the fourth to the ninth are slightly angulated at 



the apex on the anterior side. 



Lenr/th 7-10 mm. 



Hah. Burma: Pauugde (Corbett), Yenang-gyaung (Fea). 



